Ceramic Loose Ball Bearing G40 Si3N4 One And A Quarter Inch 31.75mm Silicon Nitride Ball Designed For Precision Machinery High Load Capacity Low Friction And Long Life In Industrial Bearings Robotics Dental Equipment And Aerospace Instrumentation

Loose Ceramic G40 Ball 1-1/4 in (31.75mm) Si3N4
✔️ 1 piece, 31.75 mm Si3N4 ceramic loose ball, G40 grade

A single ceramic ball made from silicon nitride (Si3N4) is the rolling element used in precision bearings. This loose ball fits into raceways of ball bearings and is popular for high-speed, low-friction applications where ceramic materials excel.

✅ Size: 1-1/4" (31.75 mm) loose ball, G40 grade
✅ Material: Silicon nitride (Si3N4) ceramic
✅ Type: Loose ball for bearing use
✅ Quantity: 1 ball per order

💡 What is a ceramic ball bearing used for? Handy in precise, high-speed machinery where durability matters.

- high-speed, sealed ball bearing assemblies
- low friction and wear resistance in tough environments
- compatible with ceramic Si3N4 bearings and hybrids
- reduces maintenance and extends service life